Researchers from Japan have developed a way to better measure and manipulate conductive materials through scanning tunneling microscopy. The team designed a custom terahertz pulse cycle that quickly oscillates between near and far fields within the desired electrical current.
Researchers are using pulsed electric fields to treat tumors, inducing cell death and stimulating the immune system. The technology delivers genes encoding cancer-fighting proteins into tumor cells, increases drug efficiency, and affects cell signaling.
Scientists and legal scholars warn that DARPA's Insect Allies program could be misused for biological warfare due to the ease of dispersing genetically edited viruses into fields. The technology has the potential to rapidly alter crop properties, raising concerns about its peaceful use.
A team developed a new method for measuring magnetic field lines inside massive samples, enabling three-dimensional images of complex magnetic fields. This non-destructive technique has diverse applications in basic research and industry, including material analysis and visualization of electric motors and propulsion systems.
A study found that weak magnetic fields stimulate the production of reactive oxygen species in human cells, which can be beneficial or harmful. The protein cryptochrome is involved in this process, helping to explain the effects of PEMF-based therapies on diseases like depression and Parkinson's disease.
A Japanese collaboration has successfully tracked hydrogen movement in solids using negative muons, a technique that could aid the development of hydrogen storage materials. By detecting local nuclear magnetic fields, researchers were able to study the dynamics of light elements in a solid from the fixed point of the nucleus.
Researchers developed a light-based technique for measuring weak magnetic fields, like those from the brain. The sensors can detect the brain's magnetic field and have the potential to replace MRI machines, offering an alternative for real-time brain activity mapping.
Researchers from Nagoya University used ultrafast measurements to study wave-particle interactions in the Earth's magnetosphere. They observed two-way energy transfer between particles and fields via electromagnetic ion cyclotron waves, resolving a long-standing observation challenge.
Physicists from the University of Tokyo have generated a record-breaking magnetic field of 1,200 teslas using electromagnetic flux compression. The field was sustained for over 100 microseconds, far exceeding previous records. This achievement has significant implications for material science and fusion power generation.
A new study by Ohio State University researchers found that having a support system of other women in the entering class is crucial for females to stay in doctoral STEM programs. The study suggests that the gender gap in STEM fields may be attributed to the 'female-friendliness' of these programs.
A 3-year study by Lund University found organic farming stabilizes pollinator diversity in crop fields by providing more stable flower resources. This effect is seen even in conventional farms with reduced pesticide use.
Researchers create device that reduces energy needed for magnetic field detectors, enabling applications in navigation, medical imaging, and natural resource exploration. The technology uses nitrogen-infused diamonds to detect magnetic fields with lower power consumption.
Researchers from Rutgers University discovered that lunar swirls are produced by strongly magnetized lava flows, challenging the existing understanding of the moon's geology. The study provides new insights into the moon's ancient volcanic activity and internally generated magnetic field.
A new nanoactuator system has been developed that can tune the conformation of biomolecules using an electric field. The system uses a gold nanoparticle tethered on a conducting surface, which can be moved reversibly using electric fields and monitored optically via changes in its plasmon resonance.
A team of Russian and German researchers created a system that can measure temperatures and magnetic fields at very small resolutions. By exploiting properties of quantum spin in crystal vacancies, they attained micron-level resolution in temperature measurement.
A new study reveals unexpected discoveries about whistler waves, including wave reflections and cylindrical modes. The research provides insights into the nature of whistlers and space plasmas, which could aid in developing plasma technologies for spacecraft thrusters.
A researcher at Florida Atlantic University has been awarded a grant to develop novel compounds that inhibit enzymes contributing to cancer spread. The focus is on melanoma and breast cancer, with the goal of creating effective anti-cancer therapeutic agents.
Alessio Figalli, a CNRS researcher, has been awarded the 2018 Fields Medal for his groundbreaking contributions to calculus of variations, optimal control, and partial differential equations. His work focuses on optimal transport theory, which has far-reaching implications in fields such as economics, geometry, and probability.
Researchers discovered a new property in cuprate superconductors where resistivity scales linearly with high magnetic fields. This finding contradicts existing theories and suggests non-quasipartical mechanisms are at play.
Alessio Figalli, an ERC grantee, wins the 2018 Fields Medal for his work on Partial Differential Equations and Calculus of Variations. His research on optimal transport theory has deep connections with fundamental problems in the field.
Alessio Figalli, a mathematician at ETH Zurich, has been awarded the Fields Medal for solving the Monge-Ampere equation, a famous partial differential equation with applications in urban planning, imaging, and meteorology. He has also made significant contributions to optimal transport and its connections to probability.
The INTEROCC study found no clear association between occupational exposure to high-frequency electromagnetic fields and risk of glioma or meningioma. However, the researchers suggest that radiofrequency magnetic fields may be associated with increased tumour promotion, warranting further investigation.
A study found that natural habitat surrounding farm fields is not always effective in controlling pests, with benefits varying widely across the globe. The analysis, published in PNAS, compiled data from over 6,700 sites in 31 countries, revealing no one-size-fits-all recommendations for farmers.
The Google team developed a comprehensive system for capturing and rendering high-quality spherical light field still images from footage captured in the real world. The processing pipeline uses computer vision to place the images in 3D and generate depth maps, resulting in a truly immersive experience with unmatched realism.
Physicists develop mathematical formula to approximate magnetic field circulation around a closed path or loop, based on Biot-Savart's law. The study provides a new approach to evaluate the effects of magnetic fields on human health and prevent exposure.
Researchers at Kumamoto University identified optimal PEF conditions for increasing cell membrane permeability to calcium. The study found that larger electric fields produced high calcium intake rates, while smaller fields showed undetectable intake rates initially followed by increased rates.
Researchers discovered that spiders can detect and respond to electric fields, which provide lift and trigger ballooning behavior. The study suggests that variation in atmospheric electric fields may explain dispersal patterns in spiders and other animals.
Scientists from the University of Bristol have discovered that spiders can become airborne in the absence of wind when subjected to electric fields, defying current theories on aerodynamic drag. The researchers believe that electric fields trigger ballooning and provide lift, revolutionizing our understanding of spider dispersal.
A study suggests that Jupiter's surface jet streams could provide evidence for a rocky core at its center. Researchers used computer simulations to analyze data from NASA's Juno spacecraft, which found evidence of local variations in the planet's magnetic and gravity fields.
Researchers at EPFL demonstrated electric field control of spin in germanium telluride and multiferroic semiconductors using SARPES technique. This breakthrough enables programmable semiconductor-based spintronics with reduced energy consumption.
Researchers have discovered a new tungsten boride that surpasses the widely used 'pobedit' material in terms of hardness and fracture toughness. The new compound, WB5, can be synthesized at normal pressure and has potential applications in various fields including drilling and machine building.
Researchers discovered that sharks' electrosensing organs react in an all-or-none manner to tiny electrical fields, unlike skates which respond with graded currents. The study suggests that genes controlling ion channels may be responsible for this difference.
Researchers found that incorporating flowering areas and agri-environmental schemes in agricultural landscapes increases predator species and individuals, leading to effective natural pest control. The distance between the flowering plot and the oilseed rape field is crucial for this effect.
A new study found that over 67% of researchers disclose their findings before publishing or presenting the work publicly. The motivation for sharing research findings varied widely across fields, with common reasons including soliciting feedback from colleagues and attracting other researchers to the field.
A study of 7,103 active faculty researchers found that over half had disclosed their results before publication, with social scientists and mathematicians being the most likely to do so. The dominant motive was to receive feedback, while formulaic fields like computer science and mathematics shared results to attract competitors.
MMS mission discovers a new process of magnetic reconnection that converts turbulent magnetic energy into high-speed jets of electrons. This finding helps scientists understand the role of magnetic reconnection in heating the solar corona and accelerating the solar wind.
Scientists at the University of Tokyo's Institute of Industrial Science have successfully created chiral nanostructures from gold particles by exploiting plasmon resonance. The method uses circularly polarized light to induce chirality in electric fields, which are then transferred to a dielectric material.
A field study in Panama reveals how tropical fish use electric fields to communicate for coordinated behaviors like mating and reproduction. Researchers found distinct signals for attracting mates and signaling fertilization, highlighting the need for studying behavior and sensory scenes in natural environments.
Researchers developed a method to measure proton nuclear resonance dispersion profiles at low magnetic fields, revealing the water exchange rate of tumor cells. This enables direct assessment of tumor status and metabolic activity, which is characteristic of aggressive and highly metastatic tumors.
Researchers found that plasmoid reconnection in Mercury's magnetotail could accelerate energetic electrons, solving a puzzle left by previous space missions. The study also revealed that turbulence enhances reconnection, leading to improved predictions for future missions like Bepi-Colombo.
A new study by UNC-Chapel Hill biologists found that loggerhead sea turtles genetically similar to one another nest on beaches with similar magnetic fields. The research implies that turtles can mistakenly nest at different beaches with similar magnetic fields, even if it's geographically far away from their hatching beach.
Researchers at OIST Graduate University discovered that polarization affects the motion of electrons in a two-dimensional system. By inducing rotation in both electrons and microwave fields, the team observed oscillations in electron current, indicating that electrons are indeed affected by polarization.
A six-year study by Iowa State University researchers found black doctoral students in STEM fields face structural racism, leading to unfair treatment, isolation and strain. The study highlights the need for diversity in STEM fields to broaden participation and increase representation.
A study found that increasing crop diversity in agricultural landscapes reduces aphid populations and decreases the need for pesticides. This is because natural enemies of aphids, such as ladybirds and spiders, have better living conditions in diverse landscapes.
A Rice University study reveals a connection between dinosaur-era volcanoes and the formation of shale gas and oil fields. The research suggests that nutrient-rich ash from thousands of volcanic eruptions led to the creation of these deposits.
Scientists at HZDR aim to demonstrate that precession is sufficient to create a magnetic field using liquid sodium. The experiment could provide insights into the geodynamo and clarify the role of precession in generating the Earth's magnetic field.
Researchers found that attracting birds and other vertebrates to agricultural areas reduces pest damage and increases crop yields. Studies show that these natural pest control methods can be effective in reducing pesticide use and improving the environment.
Researchers found that countries with greater gender equality have a paradoxical effect on women's participation in STEM fields, with higher gender equality leading to lower female graduation rates. This is due to personal academic strengths and interests driving girls towards non-STEM fields over STEM.
Researchers at Tohoku University successfully recreated conditions similar to those in space without an electric field-trapping boundary. The study shows the electron gas expands adiabatically when electric fields are removed, demonstrating the extension of classical thermodynamics to out-of-equilibrium systems.
Scientists analyzed data from HINODE to reveal a strongly magnetized iron atom signature in a sunspot, with a magnetic field strength of 6,250 gauss, more than double the usual amount. The strongest field was found at a bright region between two umbrae, not in the dark core as expected.
A 29-year study on cover crops and no-till cotton fields found that cover crops offer benefits in the long term, even if they reduce short-term profits. The research team analyzed data from a unique 29-year period to determine the economic impact of cover crops.
Converting tobacco fields to solar farms can provide a lucrative alternative for farmers, potentially generating 30 gigawatts of clean energy in North Carolina. Solar panels can withstand extreme weather conditions and offer significant profits compared to traditional farming.
Researchers studied spacecraft data to understand magnetic reconnection, a phenomenon that breaks standard laws governing charged particles. The study confirmed theoretical descriptions of magnetic reconnection, which is linked to celestial events such as black holes, pulsars, and supernovas.
A team of scientists has solved a puzzle in astrochemistry by developing a way to measure magnetic fields in space using methanol. The new method, published in Nature Astronomy, gives astronomers a new tool to investigate how massive stars form.
A new study published in the American Educational Research Journal found that perceived gender bias is the most predictive attribute of whether a female chooses a college major. The study suggests that college administrators should examine the environments in different majors to increase female representation. Additionally, women are m...
Scientists have successfully controlled magnetic oscillations of certain ferrous materials using electrical fields, enabling faster and more precise data storage. This breakthrough has huge implications for future electronics applications, where magnetic effects are currently difficult to write and store.
The Fields Medal is shifting focus from established mathematicians to those with untapped potential. Research reveals early committees prioritized recognizing emerging talent over established figures. This change aligns with the medal's original purpose, promoting math advancement and public good.
A new study reveals that birds have advanced their breeding time, laying eggs on fields still to be sown, increasing the risk of nest destruction. This mismatch is likely fatal for bird nests, highlighting the need for conservation efforts and effective schemes like Agri-environment schemes.
A BfR study reveals specific research fields in need of new alternative methods, such as investigating and treating human diseases like cancer and hypertension. The EU-wide solution aims to enhance transparency and promote the development of alternative methods for more animal welfare.
A new study published in the Journal of Experimental Social Psychology found that linking success in certain fields to intellectual talent undermines women's interest in them. Women showed less interest in career areas linked to 'brilliance' relative to other traits, such as dedication.